Towns
| State | City/Town | Town Title |
|---|---|---|
| Pennsylvania | Lionville | Lionville, PA |
| Pennsylvania | Listie | Listie, PA |
| Pennsylvania | Lititz | Lititz, PA |
| Pennsylvania | Little Meadows | Little Meadows, PA |
| Pennsylvania | Littlestown | Littlestown, PA |
| Pennsylvania | Liverpool | Liverpool, PA |
| Pennsylvania | Llewellyn | Llewellyn, PA |
| Pennsylvania | Lock Haven | Lock Haven, PA |
| Pennsylvania | Locust Gap | Locust Gap, PA |
| Pennsylvania | Locustdale | Locustdale, PA |
| Pennsylvania | Loganton | Loganton, PA |
| Pennsylvania | Loganville | Loganville, PA |
| Pennsylvania | Long Pond | Long Pond, PA |
| Pennsylvania | Loop | Loop, PA |
| Pennsylvania | Lopez | Lopez, PA |
| Pennsylvania | Loretto | Loretto, PA |
| Pennsylvania | Los Altos Hills | Los Altos Hills, PA |
| Pennsylvania | Lost Creek | Lost Creek, PA |
| Pennsylvania | Lowber | Lowber, PA |
| Pennsylvania | Loyalhanna | Loyalhanna, PA |
| Pennsylvania | Loysburg | Loysburg, PA |
| Pennsylvania | Loysville | Loysville, PA |
| Pennsylvania | Lucernemines | Lucernemines, PA |
| Pennsylvania | Lucinda | Lucinda, PA |
| Pennsylvania | Ludlow | Ludlow, PA |